videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Cemetery Walk - Slide Guitar Solo - 7/18/2009, Umphrey's McGee: "Shine On You Crazy Diamond" 07/03/2015, "Let's Dance" Backstage Rehearsal